1. Division of Cardiovascular Medicine, Stanford University School of Medicine and Stanford Cardiovascular Institute, CA (T.N., Y.K., F.D., W.F.F.).
2. Hungarian Institute of Cardiology, Budapest, Hungary (Z.P.).
3. Cardiovascular Center Aalst, Aalst, Belgium (B.D.B., S.F., E.B.).
4. Clinical Center Kragujevac, Serbia (N.J.).
5. University of Kragujevac, Faculty of Medicine, Serbia (N.J.).
6. Heart Center Leipzig, Germany (S.M.-W.).
7. University Hospital Jena, Germany (S.M.-W.).
8. Department of Advanced Biomedical Sciences, University of Naples Federico II, Italy (E.B.).
9. Catharina Hospital, Eindhoven, the Netherlands (P.T., N.H.J.P.).
10. Applied Health Research Centre, Li Ka Shing Knowledge Institute of St. Michael’s Hospital, University of Toronto, Ontario, Canada (P.J.).